Colloquially called P&B, for anyone while in the know, P&B's personal-created relishes and mayos make their burgers a few of the very best in London.First, the Avocado Toast: a wonderfully ripe avocado, two poached farm eggs, as well as a kick of peperoncino, all served on sunflower seed bread. It’s as delicious as it can be Instagram-worthy. Alt